Finding the Fourth Proportional to 431,070.36, 594,895.44 and 240,083.75
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Solution
The fourth proportional to 431,070.36, 594,895.44 and 240,083.75 is: 331,325.78
Step by Step Solution
- Step 1: Write the proportion equation
431,070.36 : 594,895.44 = 240,083.75 : x - Step 2: Convert to fraction form
431,070.36/594,895.44 = 240,083.75/x - Step 3: Cross multiply
431,070.36x = 594,895.44 × 240,083.75 - Step 4: Simplify right side
431,070.36x = 142,824,725,118.62 - Step 5: Solve for x
x = 142,824,725,118.62/431,070.36 - Step 6: Final answer
x = 331,325.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.